tyhamp tyhamp
  • 01-03-2015
  • Mathematics
contestada

please explain what I am to do with this problem
1x= -1; x+5=4

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 01-03-2015
1x=-1
that means whererever you see x, you replace it with -1

x is a placeholder for an unknown number

so repolace it

-1+5=4
5-1=4
true

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